233 
J. Poirot, Die Phonetik. 
D. Für die Rechnung 
Or din at en grupp en 
Dk = + yk + y36-k — y36 + k y 72 — k 
Ek = + — — + 
Fk = + — + - 
Gr'k=== + + + + 
Kosinus-Koeffizienten 
(G'0 + G 4 + G'8 + G'12 -f G16) 4- (G 2 + G6 + G10 + Gu + G18) 
|G4 x -f- G§ ß— (G16 § + Gi2 £)} + {[G2 § (G|0 ß -f G14 x)\ -j- (G6 C — G18)} 
{...................)}-([..............*•] + (•.......)} 
{G4 ß + G16 x— (G8 § + Gi2 C)} + {(G2 x 4- G14 ß G10 I) (........)} 
{••••...............)}-{(•..............)-(........)} 
(G8 x 4- G16 ß— (G4 ê + G12 £)} 4~ {(G2 ß + G10 * G14 ê) (.........) ) 
( . > /.........................\ 
\............... ) i f 
(G12 — £(G4 + G8 + Gi6)} 4- {S<G2 + G10 + G14)— (G6 t G18)} 
{(G4 + Gg -j- G16) -|- G12/ {(G2 4~ Gl0 4~ G14) + (G6 4" G18)}